Canon iR2020 Facsimile Manual page 187

#0005
Cause 1 No reply is received from the other party's fax machine.
Remedy Try sending once again from the beginning.
Cause 2 The other party is not using a G3 fax machine.
Remedy Contact the other party to check.
#0009
Cause The paper has run out or the Paper Drawer is not set properly.
Remedy Load the paper or reset the Paper Drawer properly.
#0012
Cause You could not send because the other party's fax machine is out of paper.
Remedy Contact the other party and ask them to load the paper.
#0018
Cause There is no reply. You could not send, because your fax signal was not returned
as the other party's line was engaged.
Remedy Check that the other party's line is not engaged and try again from the
beginning.
#0037
Cause The memory is full.
Remedy Print out the faxes received in memory.
9-7
Error Codes
9